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Mathematics Past Questions

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4,407 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10

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4,407 questions

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Question 401

waec 2018

The angles of a polygon are x, 2x, 2x, (x + \(30^o\)), (x + \(20^o\)) and (x - \(10^o\)). Find the value of x

A\(45^o\)

B\(84^o\)

C\(85^o\)

D\(95^o\)

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Question 402

waec 2018

The surface area of a sphere is \(\frac{792}{7} cm^2\). Find, correct to the nearest whole number, its volume. [Take \(\pi = \frac{22}{7}\)]

A113\(cm^3\)

B131\(cm^3\)

C311\(cm^3\)

D414\(cm^3\)

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Question 403

waec 2018

The volume of a cylindrical tank, 10m high is 385 m\(^2\). Find the diameter of the tank. [Take \(\pi = \frac{22}{7}\)]

A14m

B10m

C5m

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Question 404

waec 2018

A curve is such that when y = 0, x = -2 or x = 3. Find the equation of the curve.

Ay = \(x^2 - 5x - 6\)

By = \(x^2 + 5x - 6\)

Cy = \(x^2 + x - 6\)

Dy = \(x^2 - x - 6\)

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Question 405

waec 2018

Simplify; \(\frac{2 - 18m^2}{1 + 3m}\)

A\(2 (1 + 3m)\)

B\(2 (1 + 3m^2)\)

C\(2(1 - 3m)\)

D\(2(1 - 3m^2)\)

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Question 406

waec 2018

If x : y : z = 2 : 3 : 4, evaluate \(\frac{9x + 3y}{6z - 2y}\)

A1\(\frac{1}{2}\)

C2\(\frac{1}{2}\)

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Question 407

waec 2018

If y + 2x = 4 and y - 3x = -1, find the value of (x + y)

D-1

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Question 408

waec 2018

If F = \(\frac{9}{5}\)C + 32, find C when F = 98.6

A30

B37

C39

D41

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Question 409

waec 2018

If \(\log_{10}\)(6x - 4) - \(\log_{10}\)2 = 1, solve for x.

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Question 410

waec 2018

There are 250 boys and 150 girls in a school, if 60% of the boys and 40% of the girls play football, what percentage of the school play football?

A40.0%

B42.2%

C50.0%

D52.5%

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Question 411

waec 2018

Simplify; 2\(\frac{1}{4} \times 3\frac{1}{2} \div 4 \frac{3}{8}\)

A\(\frac{5}{9}\)

B1\(\frac{1}{5}\)

C1\(\frac{1}{4}\)

D1\(\frac{4}{5}\)

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Question 412

waec 2018

Find the value of x for which \(32_{four} = 22_x\)

Athree

Bfive

Csix

Dseven

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Question 413

waec 2018

Given that y varies inversely as the square of x. If x = 3 when y = 100, find the equation connecting x and y.

A\(yx^2 = 300\)

B\(yx^2 = 900\)

Cy = \(\frac{100x}{9}\)

D\(y = 900x^2\)

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Question 414

waec 2018

Evaluate: \((64^{\frac{1}{2}} + 125^{\frac{1}{3}})^2\)

A121

B144

C169

D196

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Question 415

waec 2018

Simplify: \(\sqrt{108} + \sqrt{125} - \sqrt{75}\)

A\(\sqrt{3} + 5\sqrt{5}\)

B\(6 \sqrt{3} - 5 \sqrt{5}\)

C\(6 \sqrt{3} + \sqrt{2}\)

D\(6\sqrt{3} - \sqrt{2}\)

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Question 416

jamb 2018

If \(N = \begin{pmatrix} 3 & 5 & -4 \\ 6 & -3 & -5 \\ -2 & 2 & 1 \end{pmatrix}\), find \(|N|\).

A65

B23

C17

D91

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Question 417

jamb 2018

If X, Y can take values from the set (1, 2, 3 ,4), find the probability that the product of X and Y is not greater than 6

A\(\frac{5}{8}\)

B\(\frac{5}{16}\)

C\(\frac{1}{2}\)

D\(\frac{3}{8}\)

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Question 418

jamb 2018

Add 54 \(_{eight}\) and 67\(_{eight}\) giving your answers in base eight

A111

B121

C123

D143

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Question 419

jamb 2018

From a point R, 300m north of P, a man walks eastwards to a place; Q which is 600m from P. Find the bearing of P from Q correct to the nearest degree

A026\(^o\)

B045\(^o\)

C210\(^o\)

D240\(^o\)

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Question 420

jamb 2018

Simplify 25\(^{(\frac{1}{2}}\) × 8\(^{(\frac{-2}{3}}\)

A1\(\frac{1}{4}\)

B2\(\frac{1}{4}\)

D10

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